200330040 has 128 divisors (see below), whose sum is σ = 640431360. Its totient is φ = 49956864.

The previous prime is 200330033. The next prime is 200330041. The reversal of 200330040 is 40033002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 200329998 and 200330025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200330041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 577147 + ... + 577493.

It is an arithmetic number, because the mean of its divisors is an integer number (5003370).

Almost surely, 2^200330040 is an apocalyptic number.

200330040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200330040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (320215680).

200330040 is an abundant number, since it is smaller than the sum of its proper divisors (440101320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200330040 is a wasteful number, since it uses less digits than its factorization.

200330040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661 (or 657 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 200330040 is about 14153.7994898896. The cubic root of 200330040 is about 585.1250517968.

Adding to 200330040 its reverse (40033002), we get a palindrome (240363042).

The spelling of 200330040 in words is "two hundred million, three hundred thirty thousand, forty".